USB CERTIFIED 2.0 BUS-POWERED EXTENSION CABLE INCREASES THE LENGTH OF A DEVICE CABLE WITHOUT THE WORRY OF SIGNAL LOSS ;& POTENTIAL PERFORMANCE PROBLEMS BUILT-IN SIGNAL BOOSTER CAPABLE OF EXTENDING UP TO 80 FT BY DAISY CHAINING 5 OF THESE ACTIVE CABLESCABLE MUST BE PLUGGED DIRECTLY INTO A USB PORT (EITHER ON THE PC OR A HUB) USE A STANDARD 6-FT 10-FT OR 15-FT USB CABLE TO REACH THE DESIRED DISTANCE 16 FTLIFETIME WARRANTYUPC : 037332120588Shipping Dimensions : 5.00in X 5.00in X 1.25inEstimated Shipping Weight : 0.4